1 weak

2 feeble

3 young

4 inferior

5 (following a decimal or fraction) slightly less than

1 to explode or burst

2 to quick fry or quick boil

1 explosion

2 to explode

3 to blow up

4 to detonate

1 to break out

2 to erupt

3 to explode

4 to burst out

1 firecracker

1 using the weak to defeat the strong (idiom); to win from a position of weakness

1 to use one's strength to bully the weak (idiom)

1 the country weakened and the people empoverished (idiom)

1 old and weak (idiom)

1 too weak to stand up to the wind (idiom); extremely delicate

2 fragile state of health